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Difference between revisions of "Riesel prime 2 28215"
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Revision as of 23:40, 16 July 2021
Reserved! This sequence is currently reserved by: Alexander Jones |
Current data
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Notes
- ↑ Twin n=4
- ↑ Sophie Germain n=8
History
- 2021-06-01: Checked to n = 375000, Alexander Jones
- 2021-01-13: Checked to n = 350000, Alexander Jones
- 2020-10-01: Checked to n = 325000, Alexander Jones
- 2020-06-17: Checked to n = 300000, Alexander Jones
- 2020-03-17: Reserved by Alexander Jones
- 2011-11-23: Checked to n = 1007, Gary Barnes
- 2011-10-03: Checked n = 400000 - 1000000, RPS Drive 9, released
- 2011-06-22: Found n = 969997, Peter Benson
- 2010-11-12: Found n = 834509, Peter Benson
- 2010-07-16: Found n = 685912, Peter Benson
- 2010-07-16: Found n = 685840, Peter Benson
- 2009-07-25: Found n = 513716, David Metcalfe
- 2009-05-12: Reserved by RPS Drive 9
- 2009-05-11: Found n = 402143, Predrag Minovic